United States, California, Lake, McLaughlin Reserve.
38.8625 -122.418889 WGS 1984
38§ 51m 45s N; 122§ 25m 8s W
668 meters
2190ft.
Floweers deep rose pink. Serpentine site with road, chaparral. Associated species: Bromus rubens, B. hordeaceus, B. pseudolaevipes, B. sterilis, Hordeum, Avena barbata, A. fatua, Taeniatherum caput=medusae, Vulpia myuros, V. microstachys, Elymus elymoides, Melica torreyana, Dactylis glomerata, Vasella pulchra.